General

  • Target

    ce2075f76a21e2a535681e2ad09c4d4d646e600e0491bb4f3725f6e0634fdab7

  • Size

    13.2MB

  • Sample

    250328-k6yb4atygw

  • MD5

    b82a96209cd410e9773996a9cab7da6b

  • SHA1

    e88d7fa44705d9900b591782fdcff209bebca98e

  • SHA256

    ce2075f76a21e2a535681e2ad09c4d4d646e600e0491bb4f3725f6e0634fdab7

  • SHA512

    cee235e3a5d5c6659b715067be50974c1596dfdce9382162d770db5de26e2160f17e6e889ae4f33c985364e2277ae8b0a318122aba9c81f865563a662f3e3793

  • SSDEEP

    393216:oCHuozSQ2i6SyBBDFDsxOQ511AP9+2XS9LT:ofQ2dBBDFA0Q51KM2XKLT

Malware Config

Targets

    • Target

      Chromestup.msi

    • Size

      14.5MB

    • MD5

      d2f1ff0fca1a5d50f371b849df0ff604

    • SHA1

      edcc7fce9a61e3ca13a87c694a50d9810f83e89b

    • SHA256

      f71845af2465c505c857f622e78e266553c1f0a578c321cca70eca0d676e3512

    • SHA512

      3e1a7c1eee079b0094a42e6fd00d9b896798d7d535f21fc79254c489c0f8323a7d5ecf75b66556e2a3f9d7f2fc6ec689bcb8c1a1dfb829f07afecad37175dd7a

    • SSDEEP

      393216:6BfMD+F9vscR4cMMmYCb1HvXODuuXPfott+I5MF9:uMdcMTb1Hv+CuXPw8I5g9

    • Blackmoon family

    • Blackmoon, KrBanker

      Blackmoon also known as KrBanker is banking trojan first discovered in early 2014.

    • Detect Blackmoon payload

    • FatalRat

      FatalRat is a modular infostealer family written in C++ first appearing in June 2021.

    • Fatalrat family

    • Fatal Rat payload

    • VMProtect packed file

      Detects executables packed with VMProtect commercial packer.

    • Boot or Logon Autostart Execution: Active Setup

      Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Event Triggered Execution: Image File Execution Options Injection

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Drops file in System32 directory

    • Event Triggered Execution: Component Object Model Hijacking

      Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

MITRE ATT&CK Enterprise v15

Tasks